151 lines
4.0 KiB
Go
151 lines
4.0 KiB
Go
package main
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import (
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"context"
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"flag"
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"fmt"
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"os"
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"os/signal"
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"path"
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"syscall"
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"time"
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lfcc "git.loafle.net/commons_go/config"
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"git.loafle.net/commons_go/logging"
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oocc "git.loafle.net/overflow/overflow_commons_go/config"
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ooccp "git.loafle.net/overflow/overflow_commons_go/config/probe"
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"git.loafle.net/overflow/overflow_probes/auth"
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"git.loafle.net/overflow/overflow_probes/commons"
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"git.loafle.net/overflow/overflow_probes/config"
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"git.loafle.net/overflow/overflow_probes/probe"
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)
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/*
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/bin/
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probe.exe
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/config/
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/sensor/
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noauthprobe.json
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central.json
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probe.json
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logging.json
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*/
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// const (
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// // name of the service
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// serviceName = "Probe"
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// serviceDescription = "Probe Service of overFlow"
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// )
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var (
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configDir *string
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)
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func init() {
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// flag.Usage = func() {
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// fmt.Printf("Usage of %s\n", os.Args[0])
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// fmt.Printf(" [install | remove | start | stop | status]\n")
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// flag.PrintDefaults()
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// }
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configDir = oocc.FlagConfigDir()
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flag.Parse()
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}
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func main() {
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defer logging.Logger().Sync()
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printBanner()
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loadConfig()
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var instance interface{}
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go func() {
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if ooccp.ProbeStateTypeNotAuthorized == config.Config.Probe.State() {
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var err error
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instance = auth.New()
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authDoneChan := make(chan error, 1)
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defer close(authDoneChan)
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if err := instance.(commons.EndableStarter).EndableStart(authDoneChan); err != nil {
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logging.Logger().Error(err.Error())
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os.Exit(1)
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}
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err = <-authDoneChan
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if nil != err {
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logging.Logger().Error(err.Error())
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os.Exit(1)
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}
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}
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instance = probe.New()
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if err := instance.(commons.Starter).Start(); err != nil {
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logging.Logger().Error(err.Error())
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os.Exit(1)
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}
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}()
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// // Set up channel on which to send signal notifications.
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// // We must use a buffered channel or risk missing the signal
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// // if we're not ready to receive when the signal is sent.
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interrupt := make(chan os.Signal, 1)
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signal.Notify(interrupt,
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syscall.SIGKILL,
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syscall.SIGSTOP,
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syscall.SIGHUP,
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syscall.SIGINT,
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syscall.SIGTERM,
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syscall.SIGQUIT)
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<-interrupt
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ctx, cancel := context.WithTimeout(context.Background(), 5*time.Second)
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defer cancel()
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if err := instance.(commons.Shutdowner).Shutdown(ctx); err != nil {
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logging.Logger().Error(fmt.Sprintf("Probe error: %v", err))
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}
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}
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func loadConfig() {
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if dir, err := lfcc.ABSPathify(*configDir); nil != err {
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logging.Logger().Panic(fmt.Sprintf("Config path[%s] is not valid", *configDir))
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} else {
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logging.Logger().Debug(fmt.Sprintf("Config path: %s", dir))
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config.ConfigDir = &dir
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}
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cfp := path.Join(*config.ConfigDir, ooccp.ConfigFileName)
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config.ConfigFilePath = &cfp
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conf := lfcc.New()
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config.Config = &ooccp.Config{}
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if err := conf.Load(config.Config, *config.ConfigFilePath); nil != err {
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logging.Logger().Panic(fmt.Sprintf("Config is not valid: %v", err))
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}
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}
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const (
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version = "1.0.0"
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website = "https://www.overflow.cloud"
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banner = `
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██████╗ ██╗ ██╗███████╗██████╗ ███████╗██╗ ██████╗ ██╗ ██╗
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██╔═══██╗██║ ██║██╔════╝██╔══██╗██╔════╝██║ ██╔═══██╗██║ ██║
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██║ ██║██║ ██║█████╗ ██████╔╝█████╗ ██║ ██║ ██║██║ █╗ ██║
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██║ ██║╚██╗ ██╔╝██╔══╝ ██╔══██╗██╔══╝ ██║ ██║ ██║██║███╗██║
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╚██████╔╝ ╚████╔╝ ███████╗██║ ██║██║ ███████╗╚██████╔╝╚███╔███╔╝
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╚═════╝ ╚═══╝ ╚══════╝╚═╝ ╚═╝╚═╝ ╚══════╝ ╚═════╝ ╚══╝╚══╝
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`
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)
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func printBanner() {
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fmt.Println(banner)
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fmt.Printf("Version: %s\n", version)
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fmt.Printf("URL: %s\n", website)
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fmt.Println()
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}
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